Cell membranes are ________________________________________… and substances can move through the membranes by _____________________________________ and ______________________________.
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Your question is a little broad but I'm assuming your taking a general biology class, so I'll go with that.
Cell membranes are composed of a phospholipid bilayer and substances can move through the membrane by diffusion / faciliated diffusion and active transport.
Cell membranes are composed of a phospholipid bilayer and substances can move through the membrane by diffusion / faciliated diffusion and active transport.
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I am a little unsure what the question is looking for because there isn't much of a context, but I will make some educated guesses based on what I know.
Cell membranes are double-layered and substances can move through the membranes by active transport and passive transport.
Cell membranes are double-layered and substances can move through the membranes by active transport and passive transport.
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Semi permeable
diffusion, passive transport, active transport
diffusion, passive transport, active transport
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Google it